Issued Patents All Time
Showing 26–50 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9052658 | Fixing device with a temperature detector adjacent an easily deformable location and image forming apparatus including same | Takeshi Uchitani, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +13 more | 2015-06-09 |
| 9042761 | Fixing device and image forming apparatus | Takeshi Uchitani, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +15 more | 2015-05-26 |
| 9037008 | Fixing device and image forming apparatus including same | Takamasa Hase, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more | 2015-05-19 |
| 9031485 | Fixing device and endless belt assembly | Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga, Takeshi Uchitani, Tadashi Ogawa +12 more | 2015-05-12 |
| 9026024 | Fixing device capable of minimizing damage of endless rotary body and image forming apparatus incorporating same | Tadashi Ogawa, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Takeshi Uchitani +13 more | 2015-05-05 |
| 9008558 | Separator and separation device, fixing device, and image forming apparatus incorporating same | Kazuya Saito, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Hiromasa Takagi +13 more | 2015-04-14 |
| 8989643 | Fixing device with endless belt and image forming apparatus incorporating same | Hajime Gotoh, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +13 more | 2015-03-24 |
| 8971779 | Fixing device with support and image forming apparatus incorporating same | Hiroshi Yoshinaga, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Takahiro Imada +13 more | 2015-03-03 |
| 8958710 | Fixing device, image forming apparatus incorporating same, and fixing method | Shuutaroh Yuasa, Takeshi Uchitani, Takamasa Hase, Takuya Seshita, Hiroshi Yoshinaga +13 more | 2015-02-17 |
| 8953995 | Fixing device and endless belt assembly | Akira Suzuki, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Takeshi Uchitani +13 more | 2015-02-10 |
| 8953994 | Fixing device and image forming apparatus incorporating same | Naoki Iwaya, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more | 2015-02-10 |
| 8929791 | Fixing device and endless belt assembly | Kenji Ishii, Masaaki Yoshikawa, Hiroshi Yoshinaga, Takeshi Uchitani, Tadashi Ogawa +13 more | 2015-01-06 |
| 8918042 | Fixing device and image forming apparatus including the fixing device | Takahiro Imada, Masaaki Yoshikawa, Kenji Ishii, Tadashi Ogawa, Hiroshi Yoshinaga +13 more | 2014-12-23 |
| 8886101 | Fixing device capable of enhancing durability of endless belt and image forming apparatus incorporating the same | Teppei Kawata, Masaaki Yoshikawa, Kenji Ishii, Hiroshi Yoshinaga, Tadashi Ogawa +13 more | 2014-11-11 |
| 8886103 | Fixing device capable of minimizing damage of endless belt and image forming apparatus incorporating same | Kensuke Yamaji, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Tadashi Ogawa +12 more | 2014-11-11 |
| 8855506 | Image forming apparatus | Takamasa Hase, Shinichi Namekata, Kenji Ishii, Takeshi Uchitani, Tadashi Ogawa +14 more | 2014-10-07 |
| 8831498 | Fixing device and guide mechanism included therein | Naoki Iwaya, Masaaki Yoshikawa, Hiroshi Yoshinaga, Kenji Ishii, Tadashi Ogawa +12 more | 2014-09-09 |
| 8422897 | Image forming apparatus | Hirokatsu Suzuki, Kazuhisa Sudo, Masanori Kawasumi, Shunichi Hashimoto, Mugijirou Uno +6 more | 2013-04-16 |
| 8385793 | Image forming apparatus preventing gaps between a conveyor belt and transfer sheet | Masaharu Furuya, Masanori Kawasumi, Hirokatsu Suzuki, Hirohmi Tamura, Kazuya Saitoh +6 more | 2013-02-26 |
| 7925188 | Development device, process cartridge, and image forming apparatus using the development device | Tetsuya Senoh, Eisaku Murakami, Masanori Kawasumi, Hideki Zemba, Takeshi Uchitani +2 more | 2011-04-12 |
| 7672605 | Transfer device and image forming apparatus | Shin Kayahara, Yoshiyuki Kimura, Eisaku Murakami, Masanori Kawasumi, Hideki Zemba +3 more | 2010-03-02 |
| 7630659 | Method and apparatus for image forming capable of effectively performing a charging process | Takeshi Uchitani, Eisaku Murakami, Yoshiyuki Kimura, Masanori Kawasumi, Hideki Zemba +3 more | 2009-12-08 |
| 7603062 | Conductive member, and charging roller, process cartridge and image forming apparatus using same | Eiji Shimojo, Masanori Kawasumi, Yoshiyuki Kimura, Takeshi Uchitani, Hideki Zemba +4 more | 2009-10-13 |
| 7574153 | Image forming method and apparatus including adjustable conveyance speed to prevent image shock jitter | Takahiro Nakayama, Akira Shinshi | 2009-08-11 |
| 7555243 | Charging member, process cartridge including the same, and image forming apparatus including the same | Masanori Kawasumi, Yoshiyuki Kimura, Eisaku Murakami, Hideki Zemba, Takeshi Uchitani +3 more | 2009-06-30 |